Our kids' bikes are built to ride better, last longer, and carry kids safely to more adventures, whether they're just getting started on two wheels or are ready to hit the race circuit. And because kids are always growing Trek's exclusive Dialed Fit system allows the bike to grow along with its young rider.

Unlike Adult bikes that are sized by the frame, kids bikes are sized by the diameter of the tire's rim. Based on average cycling experience and child size, we've put together a selection of youth bikes, grouped by age and wheel size, below: